Magnesium phosphate

Magnesium phosphate is a general term for salts of magnesium and phosphate appearing in several forms and several hydrates:

• Monomagnesium phosphate:   Mg(H₂PO₄)₂·nH₂O
• Dimagnesium phosphate:   Mg(HPO₄)·nH₂O
• Trimagnesium phosphate:   Mg₃(PO₄)₂·nH₂O